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Finding the Fourth Proportional to 12,335.26, 18,501.06 and 4,542.26

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Solution

The fourth proportional to 12,335.26, 18,501.06 and 4,542.26 is: 6,812.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,335.26 : 18,501.06 = 4,542.26 : x
  2. Step 2: Convert to fraction form
    12,335.26/18,501.06 = 4,542.26/x
  3. Step 3: Cross multiply
    12,335.26x = 18,501.06 × 4,542.26
  4. Step 4: Simplify right side
    12,335.26x = 84,036,624.80
  5. Step 5: Solve for x
    x = 84,036,624.80/12,335.26
  6. Step 6: Final answer
    x = 6,812.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.